A £400,000 mortgage can seem like a daunting figure, but understanding the costs and factors involved can help make it more manageable. In this article, we will explore the various considerations when taking out a mortgage of this amount and provide helpful tips on how to lower your payments and make it more affordable.

Strive Mortgages are experts in all things mortgages and specialise in arranging mortgages of high value.  We offer bespoke, high quality, award winning advice. 

If you’re a interested in exploring your mortgage options get in touch with one of our expert brokers on 01273 002697 or email [email protected] 

How to qualify for a £400k mortgage 

To qualify for a mortgage of £400,000, most lenders will require a minimum 10% deposit. Additionally, the amount you can borrow is usually limited to 4.5 – 5 times your annual income.

If you are looking to borrow closer to the maximum limit, which could be 5.5 times your income, you may need to have a deposit of around £72,777£88,888. It’s worth noting that some lenders may not consider all variable income when calculating affordability.

When it comes to mortgage qualification, lenders also take into account your credit score. A good credit score is crucial for securing a mortgage with favourable terms. Lenders use this score to assess your creditworthiness and determine the interest rate they will offer you. It’s advisable to check your credit report before applying for a mortgage to ensure there are no errors that could negatively impact your score.

Moreover, besides your income and deposit, lenders will also scrutinise your monthly expenses. This includes existing debts, such as loans or credit card payments, as well as regular expenditures like utility bills and insurance premiums. 

Lenders want to ensure that you have enough disposable income after covering all expenses to comfortably afford mortgage repayments. Being mindful of your spending habits and reducing unnecessary expenses can improve your chances of qualifying for the desired mortgage amount.

Factors on How Much It Will Cost

The cost of a mortgage can vary depending on several factors. These include the term of the mortgage, the type of product you choose, the repayment type, and the interest rate. Typically, you can borrow for a mortgage term ranging from 5 to 35 years, depending on your age.

It’s important to carefully consider these factors and how they will impact your overall cost and monthly repayments.

Another crucial factor that can influence the cost of your mortgage is your credit score. Lenders use your credit score to assess your creditworthiness and determine the interest rate they will offer you. A higher credit score can result in lower interest rates, saving you money over the life of the loan. On the other hand, a lower credit score may lead to higher interest rates, increasing the overall cost of borrowing.

Furthermore, the size of your down payment can also affect the cost of your mortgage. A larger down payment typically results in a lower loan amount, which can lead to lower monthly payments and potentially a lower interest rate. Saving up for a substantial down payment can help you secure a more favourable mortgage deal and reduce the overall cost of homeownership in the long run.

Example calculations on £500,000 mortgage 

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How to Lower Payments

There are several strategies you can employ to lower your mortgage payments. First, consider saving for a larger deposit. The more money you can put down upfront, the lower your mortgage amount will be.

Another effective way to reduce your mortgage payments is by considering refinancing your loan. Refinancing involves replacing your current mortgage with a new one that has better terms, such as a lower interest rate or longer repayment period. This can potentially lead to significant savings over the life of the loan.

You can also look into extending the term of your mortgage. However, it’s important to keep in mind that some lenders may have age restrictions, with a maximum term up to age 70 or 75. Working with a mortgage broker can help you explore your options and find the best solution.

Additionally, shopping around and comparing offers from different lenders can help you secure a more favourable interest rate. It’s important to consider not only the interest rate but also the loan terms, fees, and overall customer service provided by the lender. By taking the time to research and negotiate, you may be able to find a mortgage that better fits your financial situation.

Lastly, working on improving your credit score can also result in better mortgage offers. Lenders use credit scores to assess the risk of lending to a borrower, so a higher credit score can lead to lower interest rates and more favourable loan terms. You can improve your credit score by making timely payments, keeping your credit card balances low, and monitoring your credit report for any errors that may need to be corrected.

What About Product Fees?

Product fees for mortgages can vary, but they generally fall into three tiers. Some mortgages have no fees at all, while others may have fees ranging from £999 to £1,999. In some cases, lenders may charge a percentage of the loan amount as a fee. Keep in mind that larger fees may secure a lower interest rate.

It’s important to carefully consider the impact of product fees on the overall cost of your mortgage. While a mortgage with no fees may seem appealing upfront, it’s essential to calculate whether paying a higher fee could result in long-term savings through a lower interest rate. Additionally, some lenders offer the option to add product fees to the loan amount, spreading the cost over the mortgage term.

When comparing mortgage offers, be sure to factor in not just the interest rate, but also any associated product fees. Understanding how these fees can affect your monthly payments and the total amount repaid over the life of the loan is crucial in making an informed decision about which mortgage product is the best fit for your financial situation.

Is It Affordable?

It’s crucial to assess whether a £400,000 mortgage is affordable for your circumstances. Consider your current level of outgoings and any future plans, such as starting a family or additional financial commitments. Lenders will also evaluate your outgoings-to-income ratio to ensure you can comfortably afford the monthly repayments.

What Rates Are Available?

The rates for a £400,000 mortgage will depend on the amount of deposit you can provide and the prevailing rates at the time of application. You may have the option to choose a fixed rate for 2, 3, 5, or 10 years, or go with a variable/tracker rate which is linked to the Bank of England base rate.

It’s advisable to carefully consider your options and seek advice from a mortgage broker to determine which rate structure suits your financial goals and risk tolerance.

How Can Strive Mortgages 

Consulting a mortgage broker can be highly beneficial when navigating the complexities of a mortgage. They have access to exclusive rates that are not always available directly from lenders. They also have established relationships with lenders, allowing them to negotiate on your behalf to secure better terms.

A broker has extensive knowledge and expertise in the mortgage market, which can prove invaluable when it comes to finding the right product for your needs. They can assist with paperwork, provide advice tailored to your circumstances, and guide you through the entire application process.

By understanding the factors that affect the cost of a £400,000 mortgage and employing strategies to lower payments, such as saving for a larger deposit and working with a mortgage broker, you can navigate the mortgage process with confidence and ensure that the mortgage is both affordable and suited to your long-term financial goals.

Strive Mortgages are experts in all things mortgages and specialise in arranging mortgages of high value.  We offer bespoke, high quality, award winning advice. 

If you’re a interested in exploring your mortgage options get in touch with one of our expert brokers on 01273 002697 or email [email protected] 


1. How much does a £400k mortgage cost?

The cost of a £400,000 mortgage depends on several factors, including the term (length of repayment), interest rate, and repayment type. For example, if it’s a repayment mortgage over 25 years at a 3% interest rate, the monthly payments would be around £1,897. However, if it’s an interest-only mortgage, the monthly payments would be lower, but the full £400,000 would still need to be repaid at the end of the term.

2. Can I get a £400,000 mortgage on interest only?

Yes, it’s possible to get a £400,000 mortgage on an interest-only basis. However, lenders may require a larger deposit (around 25%), evidence of a repayment vehicle, such as investments, or significant equity amounts to mitigate the risk. It’s essential to discuss your specific circumstances with lenders to understand their requirements.

3. How much can I borrow on £50k income?

On a £50,000 income, lenders typically allow borrowers to borrow between 4.5 to 5 times their annual income. This means you could potentially borrow between £225,000 and £250,000. Some lenders may offer up to 5.5 times income, allowing you to borrow up to £275,000. However, individual circumstances and lender criteria can vary, so it’s advisable to consult with lenders to determine your borrowing capacity accurately.


Contact us todayand we’ll work hard on your behalf to find you a competitive mortgage.

For more information on mortgages for contractors, please contact a member of the Strive team, by emailing [email protected] or call us on 01273 002697.